Left-winger, absolute, basic, anti-capitalist, extremist, and fanatic are all synonyms for radical. Moderate and conservative are these antonyms of radical. And here are another 66 synonyms for radical.
Radical Synonyms
1. thoroughgoing
- Absolute
- Complete
- Comprehensive
- Desperate
- Drastic
- Entire
- Exhaustive
- Extensive
- Far-reaching
- Forceful
- Major
- Profound
- Rigorous
- Root-and-branch
- Serious
- Severe
- Stringent
- Sweeping
- Thorough
- Thoroughgoing
- Total
- Utter
- Violent
- Wide-ranging
- Draconian
2. fundamental
- Basic
- Constitutive
- Deep-seated
- Essential
- Fundamental
- Inherent
- Innate
- Intrinsic
- Organic
- Quintessential
- Structural
- Root
3. revolutionary
- Anti-capitalist
- Diehard
- Extremist
- Fanatical
- Left-wing
- Leftist
- Militant
- Progressive
- Progressivist
- Reforming
- Reformist
- Revisionist
- Revolutionary
- Socialist
- Woke
- Right-on
4. revolutionary
- Extremist
- Fanatic
- Left-winger
- Leftist
- Militant
- Progressive
- Reformer
- Revisionist
- Revolutionary
- Socialist
- Zealot
- Diehard